Answer:
Her answer is wrong because she the object cannot hit the ground at negative seconds. She could’ve have used other methods because she used the quadratic formula. The advantages is that it works for every situation. The disadvantages is that it takes longer. She should’ve used a different method.
Step-by-step explanation:
Answer:
1-5
Step-by-step explanation:
It has clusters from 1 to 5 because that is where all the dots are that are not seperated.
Answer:
3/4 is what you are adding
17/4+3/4=20/4=5
Answer:
n = -21/4 <em>or </em>-5.25
Step-by-step explanation:
Answer:
quadrant 1
Step-by-step explanation:
quadrant 1 is (-,+)
